original description
Smith, E. A. (1879). On a collection of Mollusca from Japan. <em>Proceedings of the Zoological Society of London.</em> (1879): 181-218, pls 19-20., available online at https://www.biodiversitylibrary.org/page/28520661
page(s): 216, pl. 20, fig. 54. [details]
additional source
Hemmen, J. (2007). <i>Recent Cancellariidae. Annotated and illustrated catalogue of Recent Cancellariidae</i>. Privately published, Wiesbaden. 428 pp. [With amendments and corrections taken from Petit R.E. (2012) A critique of, and errata for, <i>Recent Cancellariidae</i> by Jens Hemmen, 2007. <i>Conchologia Ingrata</i> 9: 1-8]. [details]
From editor or global species database